/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package com.google.code.cxf.protobuf.interceptor;

import java.io.OutputStream;

import org.apache.cxf.interceptor.Fault;
import org.apache.cxf.message.Message;
import org.apache.cxf.phase.AbstractPhaseInterceptor;
import org.apache.cxf.phase.Phase;

/**
 * Write out outgoing protobuf message.
 * 
 */
public class ProtobufMessageOutInterceptor extends AbstractPhaseInterceptor<Message> {

    /**
     * 
     */
    public ProtobufMessageOutInterceptor() {
        super(Phase.MARSHAL);
    }

    /**
     * @see org.apache.cxf.interceptor.Interceptor#handleMessage(org.apache.cxf.message.Message)
     */
    public void handleMessage(Message message) throws Fault {
        OutputStream out = message.getContent(OutputStream.class);

        try {
            com.google.protobuf.Message m = (com.google.protobuf.Message) message.getContent(Object.class);
            if (m != null) {
                m.writeTo(out);
            }
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

}
